Home / 780,050.70-1,170,950.85-603,341.10

Finding the Fourth Proportional to 780,050.70, 1,170,950.85 and 603,341.10

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Solution

The fourth proportional to 780,050.70, 1,170,950.85 and 603,341.10 is: 905,688.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    780,050.70 : 1,170,950.85 = 603,341.10 : x
  2. Step 2: Convert to fraction form
    780,050.70/1,170,950.85 = 603,341.10/x
  3. Step 3: Cross multiply
    780,050.70x = 1,170,950.85 × 603,341.10
  4. Step 4: Simplify right side
    780,050.70x = 706,482,773,884.94
  5. Step 5: Solve for x
    x = 706,482,773,884.94/780,050.70
  6. Step 6: Final answer
    x = 905,688.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.